CN203418105U - Valve hole core mechanism for forming valve hole in shell body - Google Patents

Valve hole core mechanism for forming valve hole in shell body Download PDF

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Publication number
CN203418105U
CN203418105U CN201320456409.5U CN201320456409U CN203418105U CN 203418105 U CN203418105 U CN 203418105U CN 201320456409 U CN201320456409 U CN 201320456409U CN 203418105 U CN203418105 U CN 203418105U
Authority
CN
China
Prior art keywords
aforementioned
water inlet
valve opening
cavity
valve hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320456409.5U
Other languages
Chinese (zh)
Inventor
张涛
段元元
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Jin Cheng Precision Optical Machinery Co Ltd
Original Assignee
Nanjing Jin Cheng Precision Optical Machinery Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Jin Cheng Precision Optical Machinery Co Ltd filed Critical Nanjing Jin Cheng Precision Optical Machinery Co Ltd
Priority to CN201320456409.5U priority Critical patent/CN203418105U/en
Application granted granted Critical
Publication of CN203418105U publication Critical patent/CN203418105U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a valve hole core mechanism for forming a valve hole in a shell body. The valve hole core mechanism for forming the valve hole in the shell body comprises a core body, a sliding block, a sliding block seat and a joint component, wherein the core body, the sliding block, the sliding block seat and the joint component are connected in sequence. A cavity stretching longitudinally and opened in one end is formed in the core body, the joint component is connected with a water outlet pipe and a water inlet pipe, the water outlet pipe stretches and penetrates through the sliding block seat and the sliding block and enters the cavity of the core body, the water inlet pipe is embedded in and sleeved with the water outlet pipe, stretches in the cavity of the core body and exceeds the water outlet pipe, a cooling water inlet channel is formed in the water inlet pipe, and a water drainage channel is formed by the clearance between the water inlet pipe and the water outlet pipe and the clearance between the water inlet pipe and the cavity of the core body. According to the valve hole core mechanism for forming the valve hole in the shell body, the core of the valve hole is cooled independently, the cooling speed in the valve hole portion is accelerated, the gathering of shrinkage blowholes in the valve hole portion is improved, and the qualified rate of shell body die castings of valve holes is improved.

Description

Be used to form the valve opening core mechanism of valve opening in housing
Technical field
The utility model relates to Design of Dies field, in particular to a kind of valve opening core mechanism that is used to form valve opening in housing.
Background technology
In die cast field, housing with valve opening is one of modal die casting, for example apply the die casting with motor turning pump case, in die cast process, owing to inevitably there being volume gas phenomenon in extrusion process, in formed motor turning pump case die casting, exist gas to can hardly be avoided, easily at valve opening position, leave a plurality of intensive sbrinkage blowholes, for example diameter, at the pore of 0.3-0.4mm left and right, does not meet designing requirement, has greatly increased percent defective.
Utility model content
The defect existing for prior art, the utility model object is to provide a kind of improved valve opening core mechanism that is used to form valve opening in housing, belongs to Design of Dies field, utilizes and strengthens cooling mode, effectively improves the gathering of valve opening position sbrinkage blowhole.
For reaching above-mentioned purpose, the technical scheme that the utility model adopts is as follows:
A kind of valve opening core mechanism that is used to form valve opening in housing, comprise the core main body connecting successively, slide block, take-up housing, and joint component, the afterbody of core main body embeds in slide block, the afterbody of slide block is embedded in take-up housing, wherein: in aforementioned core main body, be formed with cavity extending longitudinally and an end opening, aforementioned joint component is connected with an outlet pipe and water inlet pipe, this outlet pipe extends through aforementioned take-up housing and slide block and enters in the cavity of aforementioned core main body, this water inlet pipe is nested in aforementioned outlet pipe and in the cavity of aforementioned core main body, extends beyond aforementioned outlet pipe, in aforementioned water inlet pipe, form the intake tunnel of cooling water, space between the cavity of the space between aforementioned water inlet pipe and outlet pipe and water inlet pipe and core main body forms the drainage channel of cooling water.
Further, aforementioned water inlet pipe extends and closes on the blind end of this cavity in the cavity of aforementioned core main body.
Further, aforementioned joint component has delivery port and water inlet, and delivery port is for connecting aforementioned exhalant canal and external cooling water equipment, and water inlet is for connecting aforementioned intake tunnel and external cooling water equipment.
Further, one end of aforementioned joint component sealing, the other end is connected with joint component by a connector aforementioned exhalant canal is connected with the delivery port of aforementioned joint component.
Further, between the cavity of aforementioned outlet pipe and aforementioned core main body, taper pipe thread is connected.
From above the technical solution of the utility model, the beneficial effects of the utility model are by adopting cooling water to strengthen cooling to housing valve opening, to valve opening core, carry out cooling separately, accelerate the cooling velocity at valve opening position, make first to solidify herein, push sbrinkage blowhole to other position, thereby improve the sbrinkage blowhole gathering at valve opening position, improve the qualification rate with the housing die casting of valve opening, greatly reduce percent defective.
Accompanying drawing explanation
Fig. 1 is the structural representation of the valve opening core mechanism of the utility model preferred embodiment.
Fig. 2 a and 2b are the intake tunnel of valve opening core mechanism and the local structure for amplifying schematic diagram of drainage channel of Fig. 1 embodiment.
The specific embodiment
In order more to understand technology contents of the present utility model, especially exemplified by specific embodiment and coordinate appended graphic being described as follows.
As shown in Figure 1, according to preferred embodiment of the present utility model, the valve opening core mechanism that is used to form valve opening in housing comprises the core main body 1 connecting successively, slide block 2, take-up housing 3, and joint component 4, the afterbody of core main body 1 embeds in slide block 2, the afterbody of slide block 2 is embedded in take-up housing 3, wherein: the cavity 11 that is formed with extending longitudinally and an end opening in core main body, joint component 4 is connected with an outlet pipe 5 and water inlet pipe 6, this outlet pipe 5 extends through aforementioned take-up housing 3 and slide block 2 and enters in the cavity 11 of aforementioned core main body, this water inlet pipe 6 is nested in aforementioned outlet pipe 5 and in the cavity 11 of aforementioned core main body, extends beyond aforementioned outlet pipe 5, as shown in Figure 2 a and 2 b, the intake tunnel 7 of the interior formation cooling water of aforementioned water inlet pipe 6, space between space between aforementioned water inlet pipe 6 and outlet pipe 5 and water inlet pipe 6 and the cavity 11 of core main body forms the drainage channel 8 of cooling water.
Described in figure 1, preferably, water inlet pipe 6 is in the interior extension of cavity 11 of aforementioned core main body and close on the position of the blind end of this cavity.Between the cavity 11 of outlet pipe 5 and core main body, adopt and be threaded, for example taper pipe thread connects.
Joint component 4 has delivery port 42 and water inlet 41, and delivery port 42 is for connecting aforementioned exhalant canal 8 and external cooling water equipment 20, and water inlet 41 is for connecting aforementioned intake tunnel 7 and external cooling water equipment 20.
As Fig. 1, one end of joint component 4 sealing, its other end is connected with joint component 4 by a connector 9 aforementioned exhalant canal 8 is connected with the delivery port 42 of aforementioned joint component.Between connector 9 and joint component 4, adopt and be threaded, between connector 9 and outlet pipe 5, adopt welding manner to be fixed together.
Therefore, when producing, at cooling water equipment 20, the steady temperature of 30-50 degree Celsius is provided and is greater than the cooling water of 35L/H flow, utilize the valve opening core mechanism of the present embodiment, by intake tunnel 7 and exhalant canal 8, form cooling water circulation, to core main body, carry out cooling separately, accelerate the cooling velocity at valve opening position, make first to solidify herein, push sbrinkage blowhole to other position, thereby the sbrinkage blowhole that improves valve opening position is assembled, and improves the qualification rate of the housing die casting for the treatment of valve opening, greatly reduces percent defective.
Although the utility model discloses as above with preferred embodiment, so it is not in order to limit the utility model.Under the utility model, in technical field, have and conventionally know the knowledgeable, within not departing from spirit and scope of the present utility model, when being used for a variety of modifications and variations.Therefore, protection domain of the present utility model is when being as the criterion depending on claims person of defining.

Claims (5)

1. a valve opening core mechanism that is used to form valve opening in housing, it is characterized in that, comprise the core main body connecting successively, slide block, take-up housing, and joint component, the afterbody of core main body embeds in slide block, the afterbody of slide block is embedded in take-up housing, wherein: in aforementioned core main body, be formed with cavity extending longitudinally and an end opening, aforementioned joint component is connected with an outlet pipe and water inlet pipe, this outlet pipe extends through aforementioned take-up housing and slide block and enters in the cavity of aforementioned core main body, this water inlet pipe is nested in aforementioned outlet pipe and in the cavity of aforementioned core main body, extends beyond aforementioned outlet pipe, in aforementioned water inlet pipe, form the intake tunnel of cooling water, space between the cavity of the space between aforementioned water inlet pipe and outlet pipe and water inlet pipe and core main body forms the drainage channel of cooling water.
2. the valve opening core mechanism that is used to form valve opening in housing according to claim 1, is characterized in that, aforementioned water inlet pipe extends and close on the blind end of this cavity in the cavity of aforementioned core main body.
3. the valve opening core mechanism that is used to form valve opening in housing according to claim 1, it is characterized in that, aforementioned joint component has delivery port and water inlet, wherein: delivery port is for connecting aforementioned exhalant canal and external cooling water equipment, and water inlet is for connecting aforementioned intake tunnel and external cooling water equipment.
4. the valve opening core mechanism that is used to form valve opening in housing according to claim 1, it is characterized in that, one end sealing of aforementioned joint component, the other end is connected with joint component by a connector aforementioned exhalant canal is connected with the delivery port of aforementioned joint component.
5. the valve opening core mechanism that is used to form valve opening in housing according to claim 1, is characterized in that, between the cavity of aforementioned outlet pipe and aforementioned core main body, taper pipe thread is connected.
CN201320456409.5U 2013-07-29 2013-07-29 Valve hole core mechanism for forming valve hole in shell body Expired - Fee Related CN203418105U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320456409.5U CN203418105U (en) 2013-07-29 2013-07-29 Valve hole core mechanism for forming valve hole in shell body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320456409.5U CN203418105U (en) 2013-07-29 2013-07-29 Valve hole core mechanism for forming valve hole in shell body

Publications (1)

Publication Number Publication Date
CN203418105U true CN203418105U (en) 2014-02-05

Family

ID=50017209

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320456409.5U Expired - Fee Related CN203418105U (en) 2013-07-29 2013-07-29 Valve hole core mechanism for forming valve hole in shell body

Country Status (1)

Country Link
CN (1) CN203418105U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105583391A (en) * 2016-02-29 2016-05-18 联禾厚普(太仓)精密机械有限公司 Water-cooling slide block seat for die casting mold
CN110886798A (en) * 2019-12-20 2020-03-17 宝鸡石油机械有限责任公司 Winch brake disc cooling device
CN112548065A (en) * 2020-12-07 2021-03-26 苏州广型模具有限公司 Cooling core puller

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105583391A (en) * 2016-02-29 2016-05-18 联禾厚普(太仓)精密机械有限公司 Water-cooling slide block seat for die casting mold
CN110886798A (en) * 2019-12-20 2020-03-17 宝鸡石油机械有限责任公司 Winch brake disc cooling device
CN112548065A (en) * 2020-12-07 2021-03-26 苏州广型模具有限公司 Cooling core puller

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140205

Termination date: 20210729